@article{:/content/10.2807/esm.02.04.00178-pt, author = "Witte, W and Cuny, C and Braulke, C and Heuck, D and Klare, I", title = "", journal = "", year = "", volume = "", number = "", eid = , pages = "", url = "https://www.eurosurveillance.org/content/10.2807/esm.02.04.00178-pt", doi = "https://doi.org/" }